Power On Sequence - Pioneer DVD-V8000 Service Manual

5

7.1.9 POWER ON SEQUENCE

Sequences after power is on
Power ON
Flash check
OK?
Yes
Initialization of the port,
register, and devices
Servo DSP
OK?
Yes
Read out the setting data
from the flash memory.
OK?
Yes
Read out the setting data from the
EEPROM on the AJKB Assy.
• Destination
• CPRM ID/KEY
• Serial number
• Accumulated power-on time and
playback time, etc.
EEPROM
Read?
Yes
Is the
destination setting
correct?
Yes
Is
initialization of
each device properly
done?
Yes
Is
the communication
with the sub-microcomputer
established?
Yes
Acquiring data from
the real-time clock
A
5
6
An error indication is displayed on the LCD.
No
If the indication is "FLASH SUM" or "FLASH ID,"
connect the dedicated cable for downloading to the
15-pin D-SUB connector and download the firmware.
"SDSP RWER" is displayed on the LCD.
No
Do not proceed to the next step.
Replace the DVDM Assy.
No
Initialization of the settings
No
An error indication is
displayed on the LCD.
No
An error indication is displayed
on the screen and the LCD.
No
An error indication is
displayed on the LCD.
No
: If the communication with the sub-microcomputer is not established,
a reset signal is issued from the sub-microcomputer every 5 seconds.
DVD-V8000
6
7
: "EEPROM READ NG"
: LCD "NO AREA"
: OSD "No Area Information"
Setting of the destination is required.
: See "7.1.3 Self-diagnosis Function."
7
8
A
B
C
D
E
F
101
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